| /* |
| * Copyright 2007 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.emultest.java.util; |
| |
| import org.apache.commons.collections.TestComparator; |
| |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.List; |
| |
| /** |
| * TODO: document me. |
| */ |
| public class ComparatorTest extends TestComparator { |
| @Override |
| public Comparator<Object> makeComparator() { |
| return new DummyComparator(); |
| } |
| |
| @Override |
| public List<Object> getComparableObjectsOrdered() { |
| List<Object> l = new ArrayList<Object>(); |
| l.add("x"); |
| l.add("y"); |
| l.add("z"); |
| return l; |
| } |
| } |
| |
| /** |
| * List comparator for testing. |
| */ |
| class DummyComparator implements Comparator<Object> { |
| /** |
| * Compares returns reverse hash order. |
| */ |
| @Override |
| public int compare(Object arg0, Object arg1) { |
| int a = arg0.hashCode(); |
| int b = arg1.hashCode(); |
| int accum; |
| if (a == b) { |
| accum = 0; |
| } else if (a > b) { |
| accum = 1; |
| } else { |
| accum = -1; |
| } |
| return accum; |
| } |
| } |